12146056 has 16 divisors (see below), whose sum is σ = 24525900. Its totient is φ = 5605824.

The previous prime is 12146053. The next prime is 12146059. The reversal of 12146056 is 65064121.

It is an interprime number because it is at equal distance from previous prime (12146053) and next prime (12146059).

It can be written as a sum of positive squares in 2 ways, for example, as 8797156 + 3348900 = 2966^2 + 1830^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12146056.

It is not an unprimeable number, because it can be changed into a prime (12146051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58291 + ... + 58498.

Almost surely, 2^12146056 is an apocalyptic number.

It is an amenable number.

12146056 is an abundant number, since it is smaller than the sum of its proper divisors (12379844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12146056 is a wasteful number, since it uses less digits than its factorization.

12146056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116808 (or 116804 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 12146056 is about 3485.1192232117. The cubic root of 12146056 is about 229.8679519281.

The spelling of 12146056 in words is "twelve million, one hundred forty-six thousand, fifty-six".